[deliverable/linux.git] / include / linux / stacktrace.h

#ifndef __LINUX_STACKTRACE_H
#define __LINUX_STACKTRACE_H

struct task_struct;

#ifdef CONFIG_STACKTRACE
struct stack_trace {
	unsigned int nr_entries, max_entries;
	unsigned long *entries;
	int skip;	/* input argument: How many entries to skip */
};

extern void save_stack_trace(struct stack_trace *trace);
extern void save_stack_trace_tsk(struct task_struct *tsk,
				struct stack_trace *trace);

extern void print_stack_trace(struct stack_trace *trace, int spaces);
#else
# define save_stack_trace(trace)			do { } while (0)
# define save_stack_trace_tsk(tsk, trace)		do { } while (0)
# define print_stack_trace(trace, spaces)		do { } while (0)
#endif

#endif
Commit	Line	Data
8637c099 IM	1	#ifndef __LINUX_STACKTRACE_H
	2	#define __LINUX_STACKTRACE_H
	3
897312bd AM	4	struct task_struct;
897312bd AM	5
8637c099 IM	6	#ifdef CONFIG_STACKTRACE
	7	struct stack_trace {
	8	unsigned int nr_entries, max_entries;
	9	unsigned long *entries;
5a1b3999	10	int skip; /* input argument: How many entries to skip */
8637c099 IM	11	};
8637c099 IM	12
ab1b6f03	13	extern void save_stack_trace(struct stack_trace *trace);
9745512c AV	14	extern void save_stack_trace_tsk(struct task_struct *tsk,
9745512c AV	15	struct stack_trace *trace);
8637c099 IM	16
	17	extern void print_stack_trace(struct stack_trace *trace, int spaces);
	18	#else
ab1b6f03	19	# define save_stack_trace(trace) do { } while (0)
9745512c	20	# define save_stack_trace_tsk(tsk, trace) do { } while (0)
3b5ad079	21	# define print_stack_trace(trace, spaces) do { } while (0)
8637c099 IM	22	#endif
	23
	24	#endif